<?php
namespace app;

use app\exception\Base;
use app\exception\Err;
use app\exception\Succ;
use think\db\exception\DataNotFoundException;
use think\db\exception\ModelNotFoundException;
use think\exception\Handle;
use think\exception\HttpException;
use think\exception\HttpResponseException;
use think\exception\ValidateException;
use think\facade\Env;
use think\Response;
use Throwable;

/**
 * 应用异常处理类
 */
class ExceptionHandle extends Handle {
    /**
     * 不需要记录信息（日志）的异常类列表
     * @var array
     */
    protected $ignoreReport = [
        HttpException::class,
        HttpResponseException::class,
        ModelNotFoundException::class,
        DataNotFoundException::class,
        ValidateException::class,
        Base::class, //  自定义异常
    ];

    private $httpCode;
    private $errorCode;
    private $msg;
    /**
     * 记录异常信息（包括日志或者其它方式记录）
     *
     * @access public
     * @param  Throwable $exception
     * @return void
     */
    public function report(Throwable $exception): void{
        // 使用内置的方式记录异常日志
        parent::report($exception);
    }

    /**
     * Render an exception into an HTTP response.
     *
     * @access public
     * @param \think\Request   $request
     * @param Throwable $e
     * @return Response
     */
    public function render($request, Throwable $e): Response{
        $data = $request->url();
        if ($e instanceof Base) {
            // 可以添加自定义异常处理机制
            if ($e instanceof Succ) {
                $data = $e->_data;
            }
            // 记录日志...
        }else{
            // 开发模式下，返回thinkphp自带错误页面
            if ( Env::get('APP_DEBUG', false)) return parent::render($request, $e);
            $e = new Err(); // 默认的服务器错误
        }
        $this->httpCode  = $e->httpCode;
        $this->errorCode = $e->errorCode;
        $this->msg       = $e->msg;
        // 全局统一的返回格式
        return Response::create(
            [
                'msg' => $this->msg,
                'errCode' => $this->errorCode,
                'data' => $data
            ]
            , 'json'
            , $this->httpCode
        );
    }
}
